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ipmi: ipmb: Add check devm_kasprintf() returned value

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BugLink: https://bugs.launchpad.net/bugs/2111953

[ Upstream commit 2378bd0b264ad3a1f76bd957caf33ee0c7945351 ]

devm_kasprintf() can return a NULL pointer on failure but this
returned value is not checked.

Fixes: 51bd6f2915 ("Add support for IPMB driver")
Signed-off-by: Charles Han <hanchunchao@inspur.com>
Message-ID: <20240926094419.25900-1-hanchunchao@inspur.com>
Signed-off-by: Corey Minyard <corey@minyard.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
CVE-2024-58051
Signed-off-by: Manuel Diewald <manuel.diewald@canonical.com>
Signed-off-by: Mehmet Basaran <mehmet.basaran@canonical.com>
This commit is contained in:
Charles Han
2024-09-26 17:44:19 +08:00
committed by Mehmet Basaran
parent 840b501d72
commit 06db40323a
1 changed files with 3 additions and 0 deletions
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drivers/char/ipmi/ipmb_dev_int.c
+3
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@@ -321,6 +321,9 @@ static int ipmb_probe(struct i2c_client *client)
ipmb_dev->miscdev.name = devm_kasprintf(&client->dev, GFP_KERNEL,
"%s%d", "ipmb-",
client->adapter->nr);
if (!ipmb_dev->miscdev.name)
return -ENOMEM;
ipmb_dev->miscdev.fops = &ipmb_fops;
ipmb_dev->miscdev.parent = &client->dev;
ret = misc_register(&ipmb_dev->miscdev);